Home / 436,266.60-653,622.30-269,860.20

Finding the Fourth Proportional to 436,266.60, 653,622.30 and 269,860.20

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Solution

The fourth proportional to 436,266.60, 653,622.30 and 269,860.20 is: 404,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,266.60 : 653,622.30 = 269,860.20 : x
  2. Step 2: Convert to fraction form
    436,266.60/653,622.30 = 269,860.20/x
  3. Step 3: Cross multiply
    436,266.60x = 653,622.30 × 269,860.20
  4. Step 4: Simplify right side
    436,266.60x = 176,386,644,602.46
  5. Step 5: Solve for x
    x = 176,386,644,602.46/436,266.60
  6. Step 6: Final answer
    x = 404,309.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.